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    <element id="CELU_CumulativeEffectAdjustment" name="CumulativeEffectAdjustment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodValueReclassificationOfPreviouslyExercisedStockOptions" name="StockIssuedDuringPeriodValueReclassificationOfPreviouslyExercisedStockOptions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodSharesReclassificationOfPreviouslyExercisedStockOption" name="StockIssuedDuringPeriodSharesReclassificationOfPreviouslyExercisedStockOption" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodValueWarrantsExercised" name="StockIssuedDuringPeriodValueWarrantsExercised" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodSharesWarrantsExercised" name="StockIssuedDuringPeriodSharesWarrantsExercised" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodCommonStockCommissionsAndOfferingValue" name="StockIssuedDuringPeriodCommonStockCommissionsAndOfferingValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodCommonStockCommissionsAndOfferingShares" name="StockIssuedDuringPeriodCommonStockCommissionsAndOfferingShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodValueOfCommonStockInRegisteredDirectOfferingNetOfOfferingExpenses" name="StockIssuedDuringPeriodValueOfCommonStockInRegisteredDirectOfferingNetOfOfferingExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodSharesOfCommonStockInRegisteredDirectOfferingNetOfOfferingExpenses" name="StockIssuedDuringPeriodSharesOfCommonStockInRegisteredDirectOfferingNetOfOfferingExpenses" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_CommonStockIssuedPursuantToShorttermDebtMaturityExtensionValue" name="CommonStockIssuedPursuantToShorttermDebtMaturityExtensionValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_CommonStockIssuedPursuantToShorttermDebtMaturityExtensionShares" name="CommonStockIssuedPursuantToShorttermDebtMaturityExtensionShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueOfWarrantModificationForProfessionalService" name="FairValueOfWarrantModificationForProfessionalService" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodValueOfResearchAndDevelopment" name="StockIssuedDuringPeriodValueOfResearchAndDevelopment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodSharesOfResearchAndDevelopment" name="StockIssuedDuringPeriodSharesOfResearchAndDevelopment" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalIssuanceOfWarrantsOnSeniorSecuredBridgeLoans" name="AdjustmentsToAdditionalPaidInCapitalIssuanceOfWarrantsOnSeniorSecuredBridgeLoans" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_VestingOfRestrictedStockUnits" name="VestingOfRestrictedStockUnits" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_VestingOfRestrictedStockUnitsShares" name="VestingOfRestrictedStockUnitsShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockInPipeOfferingNetOfOfferingExpenses" name="IssuanceOfCommonStockInPipeOfferingNetOfOfferingExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockInPipeOfferingNetOfOfferingExpensesShares" name="IssuanceOfCommonStockInPipeOfferingNetOfOfferingExpensesShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodOfIssuanceOfCommonStockUnderAtmAgreement" name="StockIssuedDuringPeriodOfIssuanceOfCommonStockUnderAtmAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodOfIssuanceOfCommonStockUnderAtmAgreementShares" name="StockIssuedDuringPeriodOfIssuanceOfCommonStockUnderAtmAgreementShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockForDebtExtensionAndCommitmentFee" name="IssuanceOfCommonStockForDebtExtensionAndCommitmentFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockSharesForDebtExtensionAndCommitmentFee" name="IssuanceOfCommonStockSharesForDebtExtensionAndCommitmentFee" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalIssuanceAndModificationOfWarrants" name="AdjustmentsToAdditionalPaidInCapitalIssuanceAndModificationOfWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockValueToPalantirAsConsiderationForSettlementAgreement" name="IssuanceOfCommonStockValueToPalantirAsConsiderationForSettlementAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockSharesToPalantirAsConsiderationForSettlementAgreement" name="IssuanceOfCommonStockSharesToPalantirAsConsiderationForSettlementAgreement" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodValueReverseStockSplits" name="StockIssuedDuringPeriodValueReverseStockSplits" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalReclassificationOfWarrantsFromLiabilityClassifiedToEquityClassified" name="AdjustmentsToAdditionalPaidInCapitalReclassificationOfWarrantsFromLiabilityClassifiedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NonCashLeaseExpense" name="NonCashLeaseExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProvisionForInventoryObsolescence" name="ProvisionForInventoryObsolescence" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryImpairment" name="InventoryImpairment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AcquiredInProcessResearchAndDevelopment" name="AcquiredInProcessResearchAndDevelopment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockForStemCellsToBeUsedInResearchAndDevelopment" name="IssuanceOfCommonStockForStemCellsToBeUsedInResearchAndDevelopment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockToPalantirAsConsiderationForSettlementAgreement" name="IssuanceOfCommonStockToPalantirAsConsiderationForSettlementAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockRelatingToDebtExtension" name="IssuanceOfCommonStockRelatingToDebtExtension" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DiscountsArisingFromRWILoanArrangementRelatedParty" name="DiscountsArisingFromRWILoanArrangementRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueOfWarrantModificationForProfessionalServices" name="FairValueOfWarrantModificationForProfessionalServices" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ChangeInFairValueOfContingentStockConsideration" name="ChangeInFairValueOfContingentStockConsideration" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockRelatingToDebtExtensionAndCommitmentFee" name="IssuanceOfCommonStockRelatingToDebtExtensionAndCommitmentFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NonCashInterestExpense" name="NonCashInterestExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedResearchDevelopmentSoftware" name="AccruedResearchDevelopmentSoftware" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilities" name="IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromSanuwaveConvertibleNote" name="ProceedsFromSanuwaveConvertibleNote" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromRWISeniorSecuredBridgeLoanAndWarrantsRelatedParty" name="ProceedsFromRWISeniorSecuredBridgeLoanAndWarrantsRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromWarrantsAndShortTermDebtRelatedParties" name="ProceedsFromWarrantsAndShortTermDebtRelatedParties" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromShortTermDebtUnaffiliated" name="ProceedsFromShortTermDebtUnaffiliated" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromIssuanceOfSeniorSecuredBridgeLoanAndWarrantsRelatedParty" name="ProceedsFromIssuanceOfSeniorSecuredBridgeLoanAndWarrantsRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromTheSaleOfCommonStockInAtmOffering" name="ProceedsFromTheSaleOfCommonStockInAtmOffering" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentsOfAtTheMarketOfferingCostsAndCommissions" name="PaymentsOfAtTheMarketOfferingCostsAndCommissions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RepaymentsOfShortTermDebtUnaffiliated" name="RepaymentsOfShortTermDebtUnaffiliated" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentOfSepaCommitmentFee" name="PaymentOfSepaCommitmentFee" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RepaymentsOfShortTermDebtRelatedParty" name="RepaymentsOfShortTermDebtRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromOtherShortTermDebtRelatedParty" name="ProceedsFromOtherShortTermDebtRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfWarrantsOnSeniorSecuredBridgeLoan" name="IssuanceOfWarrantsOnSeniorSecuredBridgeLoan" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReductionOfRightOfUseAssetsAndAssociatedLeaseLiabilityDueToLeaseModification" name="ReductionOfRightOfUseAssetsAndAssociatedLeaseLiabilityDueToLeaseModification" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PIPERelatedCostsIncludedInAccruedExpenses" name="PIPERelatedCostsIncludedInAccruedExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InterestAccruedOnSeniorSecuredLoansWithinLongTermDebtRelatedParties" name="InterestAccruedOnSeniorSecuredLoansWithinLongTermDebtRelatedParties" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfOptionLiabilitiesToEquity" name="ReclassificationOfOptionLiabilitiesToEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ModificationOfCVStarrWarrantsInConnectionWithForbearance" name="ModificationOfCVStarrWarrantsInConnectionWithForbearance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfRwiWarrantsInConnectionWithForbearance" name="IssuanceOfRwiWarrantsInConnectionWithForbearance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassifiedFromWarrantLiabilityToAdditionalPaidInCapital" name="ReclassifiedFromWarrantLiabilityToAdditionalPaidInCapital" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DisclosurePrepaidExpensesAndOtherCurrentAssetsAbstract" name="DisclosurePrepaidExpensesAndOtherCurrentAssetsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrepaidExpensesAndOtherCurrentAssetsDisclosureTextBlock" name="PrepaidExpensesAndOtherCurrentAssetsDisclosureTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DisclosureLeasesAbstract" name="DisclosureLeasesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DisclosureLicenseAndDistributionAgreementsAbstract" name="DisclosureLicenseAndDistributionAgreementsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseAndDistributionAgreementsTextBlock" name="LicenseAndDistributionAgreementsTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RestrictedCashPolicyTextBlock" name="RestrictedCashPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AssetAcquisitionsPolicyTextBlock" name="AssetAcquisitionsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantsLiabilitiesPolicyTextBlock" name="WarrantsLiabilitiesPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShortTermDebtPolicyTextBlock" name="ShortTermDebtPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_GovernmentGrantsPolicyTextBlock" name="GovernmentGrantsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PatentCostsPolicyTextBlock" name="PatentCostsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ConcentrationsOfCreditRiskAndSignificantCustomersPolicyTextBlock" name="ConcentrationsOfCreditRiskAndSignificantCustomersPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EmergingGrowthCompanyPolicyTextBlock" name="EmergingGrowthCompanyPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RecentlyAdoptedAccountingPronouncementsPolicyTextBlock" name="RecentlyAdoptedAccountingPronouncementsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfEstimatedUsefulLivesTableTextBlock" name="ScheduleOfEstimatedUsefulLivesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfFairValueOfTheLiabilityTableTextBlock" name="ScheduleOfFairValueOfTheLiabilityTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfFairValueSignificantInputsForWarrantsIssuedTableTextBlock" name="ScheduleOfFairValueSignificantInputsForWarrantsIssuedTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfConvertibleNoteValuationModelTableTextBlock" name="ScheduleOfConvertibleNoteValuationModelTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueAssetsOfContingentStockConsiderationMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" name="FairValueAssetsOfContingentStockConsiderationMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueAssetsOfYorkvilleDebtMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" name="FairValueAssetsOfYorkvilleDebtMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleofyorkvilleShortTermDebtValuationModelTableTextBlock" name="ScheduleofyorkvilleShortTermDebtValuationModelTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfInventoryCurrentAndNoncurrentTableTextBlock" name="ScheduleOfInventoryCurrentAndNoncurrentTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfActivityInInventoryReservesTableTextBlock" name="ScheduleOfActivityInInventoryReservesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfPrepaidExpensesAndOtherCurrentAssetsTableTextBlock" name="ScheduleOfPrepaidExpensesAndOtherCurrentAssetsTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfIntangibleAssetsNetTableTextBlock" name="ScheduleOfIntangibleAssetsNetTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_CashAndNonCashActivityRelatedToLeaseLiabilitiesTableTextBlock" name="CashAndNonCashActivityRelatedToLeaseLiabilitiesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AreaOfBuilding" name="AreaOfBuilding" nillable="true" xbrli:periodType="duration" type="dtr-types:areaItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UnrestrictedCashAndCashEquivalents" name="UnrestrictedCashAndCashEquivalents" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_Debt" name="Debt" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContractedStoragePeriods" name="ContractedStoragePeriods" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentPlansForCustomerToPayOverTimePeriod" name="PaymentPlansForCustomerToPayOverTimePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReductionOfResearchAndDevelopmentExpenseResultingFromGrant" name="ReductionOfResearchAndDevelopmentExpenseResultingFromGrant" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InstrumentSpecificCreditRiskIncome" name="InstrumentSpecificCreditRiskIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccumulatedOtherComprehensiveIncomeToOtherExpenseUponShortTermDebtConversion" name="AccumulatedOtherComprehensiveIncomeToOtherExpenseUponShortTermDebtConversion" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MinimumPercentageOfRecognizedTaxBenefitLikelihoodOfBeingRealizedUponUltimateSettlementWithTaxAuthority" name="MinimumPercentageOfRecognizedTaxBenefitLikelihoodOfBeingRealizedUponUltimateSettlementWithTaxAuthority" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NumberOfBusinessSegments" name="NumberOfBusinessSegments" nillable="true" xbrli:periodType="duration" type="xbrli:integerItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InstrumentSpecificCreditRiskLoss" name="InstrumentSpecificCreditRiskLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IncomeLossFromAllocatedToWarrants" name="IncomeLossFromAllocatedToWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ConvertibleNoteReceivable" name="ConvertibleNoteReceivable" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContingentStockConsideration" name="ContingentStockConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityRegisteredDirectWarrantsTwo" name="WarrantLiabilityRegisteredDirectWarrantsTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityRegisteredDirectWarrants" name="WarrantLiabilityRegisteredDirectWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityPrivateInvestmentInPublicEquityWarrants" name="WarrantLiabilityPrivateInvestmentInPublicEquityWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilitySponsorWarrants" name="WarrantLiabilitySponsorWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityPublicWarrants" name="WarrantLiabilityPublicWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContingentConsiderationObligation" name="ContingentConsiderationObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LiabilitiesFairValueNetTransfersIntoLevelThree" name="LiabilitiesFairValueNetTransfersIntoLevelThree" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LiabilitiesPurchasesSettlementsAndOtherNet" name="LiabilitiesPurchasesSettlementsAndOtherNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueNetAssetsLiability" name="FairValueNetAssetsLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrivateInvestmentInPublicEquityWarrantIssuance" name="PrivateInvestmentInPublicEquityWarrantIssuance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RegisteredDirectWarrantsIssuance" name="RegisteredDirectWarrantsIssuance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RegisteredDirectWarrantIssuanceDuringJuly" name="RegisteredDirectWarrantIssuanceDuringJuly" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_GainLossRecognizedInEarningsFromChangeInFairValues" name="GainLossRecognizedInEarningsFromChangeInFairValues" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueOfWarrants" name="FairValueOfWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FaceValueOfNotesReceivable" name="FaceValueOfNotesReceivable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfCouponRate" name="PercentageOfCouponRate" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationModelThatRelateToSanuwaveCommonStock" name="ValuationModelThatRelateToSanuwaveCommonStock" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationInputForConvertiblePromissoryNoteTerm" name="ValuationInputForConvertiblePromissoryNoteTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationInputForConvertiblePromissoryNote" name="ValuationInputForConvertiblePromissoryNote" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContingentStockConsiderationObligation" name="ContingentStockConsiderationObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueMeasurementWithUnobservableInputsReconciliationConversionOfDebtIntoCommonShares" name="FairValueMeasurementWithUnobservableInputsReconciliationConversionOfDebtIntoCommonShares" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueMeasurementWithUnobservableInputsReconciliationConvertiblePromissoryNote" name="FairValueMeasurementWithUnobservableInputsReconciliationConvertiblePromissoryNote" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueMeasurementWithUnobservableInputsReconciliationFairValueAdjustmentThroughInterestAccrual" name="FairValueMeasurementWithUnobservableInputsReconciliationFairValueAdjustmentThroughInterestAccrual" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationInputForShortTermDebtSharePrice" name="ValuationInputForShortTermDebtSharePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationInputForShortTermDebtCreditSpread" name="ValuationInputForShortTermDebtCreditSpread" nillable="true" xbrli:periodType="instant" type="xbrli:pureItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationInputForShortTermDebtDividendYield" name="ValuationInputForShortTermDebtDividendYield" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationInputForShortTermDebtTerm" name="ValuationInputForShortTermDebtTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationInputForShortTermDebtDiscountYield" name="ValuationInputForShortTermDebtDiscountYield" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueAssetsLevelOneToLevelTwoTransfersAmountDuringPeriod" name="FairValueAssetsLevelOneToLevelTwoTransfersAmountDuringPeriod" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueAssetsLevelTwoToLevelOneTransfersAmountDuringPeriod" name="FairValueAssetsLevelTwoToLevelOneTransfersAmountDuringPeriod" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueNetAssetsLiabilities" name="FairValueNetAssetsLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ForbearanceExtendMaturityPeriod" name="ForbearanceExtendMaturityPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IincreasedNotePayments" name="IincreasedNotePayments" nillable="true" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InitialNotePayment" name="InitialNotePayment" nillable="true" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SecondNotePayment" name="SecondNotePayment" nillable="true" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryRawMaterialsCurrentAndNoncurrent" name="InventoryRawMaterialsCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryWorkInProgressCurrentAndNoncurrent" name="InventoryWorkInProgressCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryFinishedGoodsCurrentAndNoncurrent" name="InventoryFinishedGoodsCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryGrossCurrentAndNoncurrent" name="InventoryGrossCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryReserveCurrentAndNoncurrent" name="InventoryReserveCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryNetCurrentAndNoncurrent" name="InventoryNetCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryReserveForObsolescenceAdditions" name="InventoryReserveForObsolescenceAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryImpairmentCharge" name="InventoryImpairmentCharge" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrepaidClinicalExpense" name="PrepaidClinicalExpense" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_GoodwillImpairment" name="GoodwillImpairment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AcquiredProductRights" name="AcquiredProductRights" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IndefiniteLivedIntangibleAssetsAmortizationMethod" name="IndefiniteLivedIntangibleAssetsAmortizationMethod" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedClinicalTrialExpense" name="AccruedClinicalTrialExpense" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccrualsForConstructionInProgress" name="AccrualsForConstructionInProgress" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedComplianceFee" name="AccruedComplianceFee" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrePaidAdvancePeriod" name="PrePaidAdvancePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrePaidAdvanceIssuedDiscountPercentage" name="PrePaidAdvanceIssuedDiscountPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LineOfCreditIncreaseInInterestRateDuringPeriodInEventOfDefault" name="LineOfCreditIncreaseInInterestRateDuringPeriodInEventOfDefault" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockMinimumOptionPricePerShare" name="IssuanceOfCommonStockMinimumOptionPricePerShare" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MaximumPercentageOfCommonStockIssued" name="MaximumPercentageOfCommonStockIssued" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfBeneficialOwnershipLimitation" name="PercentageOfBeneficialOwnershipLimitation" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MinimumNumberOfSharesOfCommonStockPurchase" name="MinimumNumberOfSharesOfCommonStockPurchase" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MinimumRequiredDailyVolumeWeightedAveragePrice" name="MinimumRequiredDailyVolumeWeightedAveragePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RequiredMonthlyPaymentIfDailyVolumeWeightedAveragePriceIsBelowStatedPrice" name="RequiredMonthlyPaymentIfDailyVolumeWeightedAveragePriceIsBelowStatedPrice" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RedemptionPremiumPercentageIfVolumeWeightedAveragePriceIsLessThanStatedPrice" name="RedemptionPremiumPercentageIfVolumeWeightedAveragePriceIsLessThanStatedPrice" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RedemptionPremiumPercentageIfVolumeWeightedAveragePriceMoreThanStatedPrice" name="RedemptionPremiumPercentageIfVolumeWeightedAveragePriceMoreThanStatedPrice" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromLinesOfCreditGross" name="ProceedsFromLinesOfCreditGross" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtConversionOriginalDebtAccruedInterestAmount" name="DebtConversionOriginalDebtAccruedInterestAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfPremiumPrincipalAmount" name="PercentageOfPremiumPrincipalAmount" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentPayment" name="DebtInstrumentPayment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentPaymentRemainingBalance" name="DebtInstrumentPaymentRemainingBalance" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BusinessDays" name="BusinessDays" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentPaymentPartialPayment" name="DebtInstrumentPaymentPartialPayment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentAccruedInterest" name="DebtInstrumentAccruedInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentRedemptionPremium" name="DebtInstrumentRedemptionPremium" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentAmountRequiredForPaymentOnDue" name="DebtInstrumentAmountRequiredForPaymentOnDue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodSharesShortTermDebtMaturityExtension" name="StockIssuedDuringPeriodSharesShortTermDebtMaturityExtension" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodValuesShortTermDebtMaturityExtension" name="StockIssuedDuringPeriodValuesShortTermDebtMaturityExtension" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentAmountRequiredForPayment" name="DebtInstrumentAmountRequiredForPayment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdditionalDebtInstrumentAmountRequiredForPayment" name="AdditionalDebtInstrumentAmountRequiredForPayment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentPerDiemInterestAmount" name="DebtInstrumentPerDiemInterestAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ConvertiblePromissoryNoteDiscountPercentage" name="ConvertiblePromissoryNoteDiscountPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfConversionOnOutstandingCommonStock" name="PercentageOfConversionOnOutstandingCommonStock" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentContributionAmount" name="DebtInstrumentContributionAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentOriginalIssueDiscount" name="DebtInstrumentOriginalIssueDiscount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentInterestRateEffectivePercentageInEventOfDefault" name="DebtInstrumentInterestRateEffectivePercentageInEventOfDefault" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareIssuedPurchasedPrice" name="ShareIssuedPurchasedPrice" nillable="true" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FallInCashAndCashEquivalents" name="FallInCashAndCashEquivalents" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ClassOfWarrantOrRighstExpirationDate" name="ClassOfWarrantOrRighstExpirationDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentDiscount" name="DebtInstrumentDiscount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentInterestRateDuringPeriodInEventOfDefault" name="DebtInstrumentInterestRateDuringPeriodInEventOfDefault" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DiscountOnWarrantAmount" name="DiscountOnWarrantAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuancePricePercentage" name="IssuancePricePercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentDefaultInterestRate" name="DebtInstrumentDefaultInterestRate" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfChangesInCashFlow" name="PercentageOfChangesInCashFlow" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfPartialLiquidatingDamagesOnPurchasePrice" name="PercentageOfPartialLiquidatingDamagesOnPurchasePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfPartialLiquidatingDamagesOnSubscriptionAmount" name="PercentageOfPartialLiquidatingDamagesOnSubscriptionAmount" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DailyInterestAccruingRate" name="DailyInterestAccruingRate" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OperatingLeasesRentExpense" name="OperatingLeasesRentExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OperatingLeaseExpiryYear" name="OperatingLeaseExpiryYear" nillable="true" xbrli:periodType="duration" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OptionToRenewLeaseTermPeriod" name="OptionToRenewLeaseTermPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OperatingLeaseCommencementDate" name="OperatingLeaseCommencementDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InitialMonthlyBaseRent" name="InitialMonthlyBaseRent" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReductionInLineOfCredit" name="ReductionInLineOfCredit" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NewLineOfCredit" name="NewLineOfCredit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BaseRentalPayments" name="BaseRentalPayments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentsForMasterSubscriptionAgreement" name="PaymentsForMasterSubscriptionAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentSubscriptionPeriod" name="PaymentSubscriptionPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UpfrontFee" name="UpfrontFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AnnualMaintenanceFee" name="AnnualMaintenanceFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ClinicalAndRegulatoryMilestones" name="ClinicalAndRegulatoryMilestones" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseAgreementNoticePeriod" name="LicenseAgreementNoticePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NumberOfSharesIssuedForPiggybackRegistrationRights" name="NumberOfSharesIssuedForPiggybackRegistrationRights" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfBiomaterialProductsAmount" name="SaleOfBiomaterialProductsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantsPerSharePercentage" name="WarrantsPerSharePercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantsOutstanding" name="WarrantsOutstanding" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NumberOfWarrantsRepriced" name="NumberOfWarrantsRepriced" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfSharesRequiredForVoting" name="PercentageOfSharesRequiredForVoting" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromIssuanceOfPrivatePlacementNet" name="ProceedsFromIssuanceOfPrivatePlacementNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReductionToAdditionalPaidInCapital" name="ReductionToAdditionalPaidInCapital" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromIssuanceOfPrivatePlacementInAdditionalPaidInCapitalNet" name="ProceedsFromIssuanceOfPrivatePlacementInAdditionalPaidInCapitalNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantsAndRightsIssuedClosingDate" name="WarrantsAndRightsIssuedClosingDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReducedExercisePrice" name="ReducedExercisePrice" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AmendedTerminationDateDescription" name="AmendedTerminationDateDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdditionalWarrantLiability" name="AdditionalWarrantLiability" nillable="true" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AggregateOfferingPrice" name="AggregateOfferingPrice" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MaximumPercentageOfSalesCommissionFromGrossSalesProceeds" name="MaximumPercentageOfSalesCommissionFromGrossSalesProceeds" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_GrossProceedsFromIssuanceOfCommonStock" name="GrossProceedsFromIssuanceOfCommonStock" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustedAdvanceNoticePeriod" name="AdjustedAdvanceNoticePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PremiumPaidForPrivatePlacementPurchase" name="PremiumPaidForPrivatePlacementPurchase" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantExpirationTerm" name="WarrantExpirationTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RelatedPartyBaseSalary" name="RelatedPartyBaseSalary" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockMaximumAverageDailyTradedAmountPercentage" name="SaleOfStockMaximumAverageDailyTradedAmountPercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockMaximumAverageDailyTradedAmountThresholdConsecutiveTradingDays" name="SaleOfStockMaximumAverageDailyTradedAmountThresholdConsecutiveTradingDays" nillable="true" xbrli:periodType="duration" type="xbrli:integerItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockPercentageBasedOnVolumeWeightedAveragePrice" name="SaleOfStockPercentageBasedOnVolumeWeightedAveragePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockLowestDailyVolumeWeightedAveragePriceThresholdConsecutiveTradingDays" name="SaleOfStockLowestDailyVolumeWeightedAveragePriceThresholdConsecutiveTradingDays" nillable="true" xbrli:periodType="duration" type="xbrli:integerItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockConsiderationCashDueDiligenceFee" name="SaleOfStockConsiderationCashDueDiligenceFee" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockConsiderationCommitmentFeeInShares" name="SaleOfStockConsiderationCommitmentFeeInShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromPrivatePlacements" name="ProceedsFromPrivatePlacements" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueOfWarrantModificationIncrementalForEquityIssuanceCost" name="FairValueOfWarrantModificationIncrementalForEquityIssuanceCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIssuedForFutureIssuanceAutomaticIncreasePeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIssuedForFutureIssuanceAutomaticIncreasePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReversedStockBasedCompensationExpenses" name="ReversedStockBasedCompensationExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContractWithCustomerLiabilityIncreaseDecreaseForContractFromBusinessCombinationAndDeferredRevenue" name="ContractWithCustomerLiabilityIncreaseDecreaseForContractFromBusinessCombinationAndDeferredRevenue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ServiceAgreementTerm" name="ServiceAgreementTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SupplyAndDistributionAgreementPeriod" name="SupplyAndDistributionAgreementPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SupplyAndDistributionAgreementRenewalTerm" name="SupplyAndDistributionAgreementRenewalTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SupplyAndDistributionAgreementNonRenewalNoticePeriod" name="SupplyAndDistributionAgreementNonRenewalNoticePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DiscountPercentagePaymentForInvoicesWithinTenDays" name="DiscountPercentagePaymentForInvoicesWithinTenDays" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentTermNet" name="PaymentTermNet" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MaterialBreachContractTerminatedTerm" name="MaterialBreachContractTerminatedTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AgreementTerminationDate" name="AgreementTerminationDate" nillable="true" xbrli:periodType="instant" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OutstandingInvoiceAmountRefused" name="OutstandingInvoiceAmountRefused" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentOfOptionFeeInCash" name="PaymentOfOptionFeeInCash" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OptionFeeExpense" name="OptionFeeExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_CommercialLicenseToDentalProductsAgreementPeriod" name="CommercialLicenseToDentalProductsAgreementPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_CommercialLicenseToDentalProductsAgreementRenewalTerm" name="CommercialLicenseToDentalProductsAgreementRenewalTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseFeeExpense" name="LicenseFeeExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseFeesPaymentPeriod" name="LicenseFeesPaymentPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseFeePayment" name="LicenseFeePayment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DefinedContributionPlanAccruedAmountMatchingContributionNotMade" name="DefinedContributionPlanAccruedAmountMatchingContributionNotMade" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EffectiveIncomeTaxRateReconciliationInterestAccretionExpense" name="EffectiveIncomeTaxRateReconciliationInterestAccretionExpense" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EffectiveIncomeTaxRateReconciliationMarkToMarketWarrant" name="EffectiveIncomeTaxRateReconciliationMarkToMarketWarrant" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EffectiveIncomeTaxRateReconciliationDeferredTrueUp" name="EffectiveIncomeTaxRateReconciliationDeferredTrueUp" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsTaxCreditCarryforwardsResearchAndDevelopment" name="DeferredTaxAssetsTaxCreditCarryforwardsResearchAndDevelopment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsStartupCosts" name="DeferredTaxAssetsStartupCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsUnicap" name="DeferredTaxAssetsUnicap" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsImputedInterestOnContingentPayments" name="DeferredTaxAssetsImputedInterestOnContingentPayments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsLegalFeeCapitalizationAndAmortization" name="DeferredTaxAssetsLegalFeeCapitalizationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsCapitalizedResearchAndDevelopment" name="DeferredTaxAssetsCapitalizedResearchAndDevelopment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxLiabilitiesInProcessResearchAndDevelopment" name="DeferredTaxLiabilitiesInProcessResearchAndDevelopment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OperatingLossCarryforwardsExpirationYear" name="OperatingLossCarryforwardsExpirationYear" nillable="true" xbrli:periodType="duration" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_TaxCreditCarryforwardsExpirationYear" name="TaxCreditCarryforwardsExpirationYear" nillable="true" xbrli:periodType="duration" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SegmentContribution" name="SegmentContribution" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IndirectExpenses" name="IndirectExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StatementEquityComponentsAxis.Axis" name="StatementEquityComponentsAxis.Axis" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" />
    <element id="CELU_StatementEquityComponentsAxis.Domain" name="StatementEquityComponentsAxis.Domain" abstract="true" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SecuritiesPurchaseAgreementDate" name="SecuritiesPurchaseAgreementDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UnpaidBaseSalary" name="UnpaidBaseSalary" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfUnpaidBaseSalary" name="PercentageOfUnpaidBaseSalary" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfBaseSalary" name="PercentageOfBaseSalary" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BonusProgramEffectiveDate" name="BonusProgramEffectiveDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AnnualRateOfBaseSalary" name="AnnualRateOfBaseSalary" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BaseSalaryEffectiveDate" name="BaseSalaryEffectiveDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReceiveForMonth" name="ReceiveForMonth" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RelatedPartyCashBonus" name="RelatedPartyCashBonus" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentsToRelatedParty" name="PaymentsToRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LoanAgreement" name="LoanAgreement" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NumberOfSharesHolding" name="NumberOfSharesHolding" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BridgeLoanAndWarrantIssuanceTrancheTwo" name="BridgeLoanAndWarrantIssuanceTrancheTwo" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfWarrantsFromLiabilityClassifiedToEquityClassified" name="ReclassificationOfWarrantsFromLiabilityClassifiedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantsAndRightsOutstandingTermToInitialExerciseDate" name="WarrantsAndRightsOutstandingTermToInitialExerciseDate" nillable="true" xbrli:periodType="instant" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UnearnedRevenue" name="UnearnedRevenue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UpfrontPayment" name="UpfrontPayment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MonthlyMilestonePayments" name="MonthlyMilestonePayments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PriorPaymentToRelatedParty" name="PriorPaymentToRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NetSalesPercentage" name="NetSalesPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NotesAndPurchaserWarrantsPrincipalAmount" name="NotesAndPurchaserWarrantsPrincipalAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromNotesAndPurchaserWarrants" name="ProceedsFromNotesAndPurchaserWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MinimumGrossProceeds" name="MinimumGrossProceeds" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FloorPrice" name="FloorPrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfCashFeeEqualToAggregateProceeds" name="PercentageOfCashFeeEqualToAggregateProceeds" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfNonAccountableExpenseFee" name="PercentageOfNonAccountableExpenseFee" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InitialRetainerFee" name="InitialRetainerFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReimbursementOfLegalExpenses" name="ReimbursementOfLegalExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfExercisePriceEqualToOfferingPrice" name="PercentageOfExercisePriceEqualToOfferingPrice" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodCommonStockOfferingValue" name="StockIssuedDuringPeriodCommonStockOfferingValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodSharesForInterestPayable" name="StockIssuedDuringPeriodSharesForInterestPayable" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodSharesWarrantsExercise" name="StockIssuedDuringPeriodSharesWarrantsExercise" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_TaxWithholdingOnVestingOfRestrictedStockUnits" name="TaxWithholdingOnVestingOfRestrictedStockUnits" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_TaxWithholdingOnVestingOfRestrictedStockUnitsShares" name="TaxWithholdingOnVestingOfRestrictedStockUnitsShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfWarrantsOnSeniorSecuredBridgeLoans" name="IssuanceOfWarrantsOnSeniorSecuredBridgeLoans" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ValuationinputforshortTermdebt" name="ValuationinputforshortTermdebt" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockIssuedDuringPeriodSharesReclassificationOfPreviouslyExercisedStockOptions" name="StockIssuedDuringPeriodSharesReclassificationOfPreviouslyExercisedStockOptions" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UnsecuredSeniorConvertibleNotesMember" name="UnsecuredSeniorConvertibleNotesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
</schema>
